From 169a6680d539429dbaadae4eca44423006292e8a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Bar=C4=B1=C5=9F=20Soner=20U=C5=9Fakl=C4=B1?=
 <baris@nodebb.org>
Date: Wed, 21 Nov 2018 13:40:47 -0500
Subject: [PATCH] #6928

---
 public/src/modules/categorySelector.js | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)

diff --git a/public/src/modules/categorySelector.js b/public/src/modules/categorySelector.js
index c4d6d3313c..88b505ed1b 100644
--- a/public/src/modules/categorySelector.js
+++ b/public/src/modules/categorySelector.js
@@ -13,6 +13,30 @@ define('categorySelector', ['benchpress', 'translator'], function (Benchpress, t
 			categorySelector.selectCategory(categoryEl.attr('data-cid'));
 			callback(selectedCategory);
 		});
+
+		var searchEl = el.find('[component="category-selector-search"]');
+		var categoryEls = el.find('.category-dropdown-menu .category');
+		el.on('show.bs.dropdown', function () {
+			function updateList() {
+				var val = searchEl.find('input').val().toLowerCase();
+				categoryEls.each(function () {
+					var liEl = $(this);
+					liEl.toggleClass('hidden', liEl.attr('data-name').toLowerCase().indexOf(val) === -1);
+				});
+			}
+
+			searchEl.removeClass('hidden').on('click', function (ev) {
+				ev.preventDefault();
+				ev.stopPropagation();
+			});
+			searchEl.find('input').val('').on('keyup', updateList);
+			updateList();
+		});
+
+		el.on('hide.bs.dropdown', function () {
+			searchEl.addClass('hidden').off('click');
+			searchEl.find('input').off('keyup');
+		});
 	};
 
 	categorySelector.getSelectedCategory = function () {